I just want to upgrade to the 2.0 software so i can easily access the 3rd party apps by apple. And Its not going easy at all!!!

I had a jailbroke 1.x.x. dont even know or care, i restored my ipod to factory setting, and now i want to upgrade to 2.0 for this program called dynolicious. I just want 2.0!! How the heck can i get it to work!!?